31983120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 320

約数和(自身を含む): 127491840

約数和(自身を除く): 95508720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 48, 51, 52, 54, 60, 65, 67, 68, 72, 78, 80, 85, 90, 102, 104, 108, 117, 120, 130, 134, 135, 136, 144, 153, 156, 170, 180, 195, 201, 204, 208, 216, 221, 234, 240, 255, 260, 268, 270, 272, 306, 312, 335, 340, 351, 360, 390, 402, 408, 432, 442, 459, 468, 510, 520, 536, 540, 585, 603, 612, 624, 663, 670, 680, 702, 720, 765, 780, 804, 816, 871, 884, 918, 936, 1005, 1020, 1040, 1072, 1080, 1105, 1139, 1170, 1206, 1224, 1326, 1340, 1360, 1404, 1530, 1560, 1608, 1742, 1755, 1768, 1809, 1836, 1872, 1989, 2010, 2040, 2160, 2210, 2278, 2295, 2340, 2412, 2448, 2613, 2652, 2680, 2808, 3015, 3060, 3120, 3216, 3315, 3417, 3484, 3510, 3536, 3618, 3672, 3978, 4020, 4080, 4355, 4420, 4556, 4590, 4680, 4824, 5226, 5304, 5360, 5616, 5695, 5967, 6030, 6120, 6630, 6834, 6968, 7020, 7236, 7344, 7839, 7956, 8040, 8710, 8840, 9045, 9112, 9180, 9360, 9648, 9945, 10251, 10452, 10608, 11390, 11934, 12060, 12240, 13065, 13260, 13668, 13936, 14040, 14472, 14807, 15678, 15912, 16080, 17085, 17420, 17680, 18090, 18224, 18360, 19890, 20502, 20904, 22780, 23517, 23868, 24120, 26130, 26520, 27336, 28080, 28944, 29614, 29835, 30753, 31356, 31824, 34170, 34840, 36180, 36720, 39195, 39780, 41004, 41808, 44421, 45560, 47034, 47736, 48240, 51255, 52260, 53040, 54672, 59228, 59670, 61506, 62712, 68340, 69680, 72360, 74035, 78390, 79560, 82008, 88842, 91120, 94068, 95472, 102510, 104520, 117585, 118456, 119340, 123012, 125424, 133263, 136680, 144720, 148070, 153765, 156780, 159120, 164016, 177684, 188136, 205020, 209040, 222105, 235170, 236912, 238680, 246024, 266526, 273360, 296140, 307530, 313560, 355368, 376272, 399789, 410040, 444210, 470340, 477360, 492048, 533052, 592280, 615060, 627120, 666315, 710736, 799578, 820080, 888420, 940680, 1066104, 1184560, 1230120, 1332630, 1599156, 1776840, 1881360, 1998945, 2132208, 2460240, 2665260, 3198312, 3553680, 3997890, 5330520, 6396624, 7995780, 10661040, 15991560, 31983120]

約数ペア:

[(1, 31983120), (2, 15991560), (3, 10661040), (4, 7995780), (5, 6396624), (6, 5330520), (8, 3997890), (9, 3553680), (10, 3198312), (12, 2665260), (13, 2460240), (15, 2132208), (16, 1998945), (17, 1881360), (18, 1776840), (20, 1599156), (24, 1332630), (26, 1230120), (27, 1184560), (30, 1066104), (34, 940680), (36, 888420), (39, 820080), (40, 799578), (45, 710736), (48, 666315), (51, 627120), (52, 615060), (54, 592280), (60, 533052), (65, 492048), (67, 477360), (68, 470340), (72, 444210), (78, 410040), (80, 399789), (85, 376272), (90, 355368), (102, 313560), (104, 307530), (108, 296140), (117, 273360), (120, 266526), (130, 246024), (134, 238680), (135, 236912), (136, 235170), (144, 222105), (153, 209040), (156, 205020), (170, 188136), (180, 177684), (195, 164016), (201, 159120), (204, 156780), (208, 153765), (216, 148070), (221, 144720), (234, 136680), (240, 133263), (255, 125424), (260, 123012), (268, 119340), (270, 118456), (272, 117585), (306, 104520), (312, 102510), (335, 95472), (340, 94068), (351, 91120), (360, 88842), (390, 82008), (402, 79560), (408, 78390), (432, 74035), (442, 72360), (459, 69680), (468, 68340), (510, 62712), (520, 61506), (536, 59670), (540, 59228), (585, 54672), (603, 53040), (612, 52260), (624, 51255), (663, 48240), (670, 47736), (680, 47034), (702, 45560), (720, 44421), (765, 41808), (780, 41004), (804, 39780), (816, 39195), (871, 36720), (884, 36180), (918, 34840), (936, 34170), (1005, 31824), (1020, 31356), (1040, 30753), (1072, 29835), (1080, 29614), (1105, 28944), (1139, 28080), (1170, 27336), (1206, 26520), (1224, 26130), (1326, 24120), (1340, 23868), (1360, 23517), (1404, 22780), (1530, 20904), (1560, 20502), (1608, 19890), (1742, 18360), (1755, 18224), (1768, 18090), (1809, 17680), (1836, 17420), (1872, 17085), (1989, 16080), (2010, 15912), (2040, 15678), (2160, 14807), (2210, 14472), (2278, 14040), (2295, 13936), (2340, 13668), (2412, 13260), (2448, 13065), (2613, 12240), (2652, 12060), (2680, 11934), (2808, 11390), (3015, 10608), (3060, 10452), (3120, 10251), (3216, 9945), (3315, 9648), (3417, 9360), (3484, 9180), (3510, 9112), (3536, 9045), (3618, 8840), (3672, 8710), (3978, 8040), (4020, 7956), (4080, 7839), (4355, 7344), (4420, 7236), (4556, 7020), (4590, 6968), (4680, 6834), (4824, 6630), (5226, 6120), (5304, 6030), (5360, 5967), (5616, 5695)]