15991560

素因数分解:

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

素因数の和:117

約数の個数: 256

約数和(自身を含む): 61689600

約数和(自身を除く): 45698040

約数列:

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

約数ペア:

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