39978900

素因数分解:

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

素因数の和:120

約数の個数: 288

約数和(自身を含む): 148740480

約数和(自身を除く): 108761580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 25, 26, 27, 30, 34, 36, 39, 45, 50, 51, 52, 54, 60, 65, 67, 68, 75, 78, 85, 90, 100, 102, 108, 117, 130, 134, 135, 150, 153, 156, 170, 180, 195, 201, 204, 221, 225, 234, 255, 260, 268, 270, 300, 306, 325, 335, 340, 351, 390, 402, 425, 442, 450, 459, 468, 510, 540, 585, 603, 612, 650, 663, 670, 675, 702, 765, 780, 804, 850, 871, 884, 900, 918, 975, 1005, 1020, 1105, 1139, 1170, 1206, 1275, 1300, 1326, 1340, 1350, 1404, 1530, 1675, 1700, 1742, 1755, 1809, 1836, 1950, 1989, 2010, 2210, 2278, 2295, 2340, 2412, 2550, 2613, 2652, 2700, 2925, 3015, 3060, 3315, 3350, 3417, 3484, 3510, 3618, 3825, 3900, 3978, 4020, 4355, 4420, 4556, 4590, 5025, 5100, 5226, 5525, 5695, 5850, 5967, 6030, 6630, 6700, 6834, 7020, 7236, 7650, 7839, 7956, 8710, 8775, 9045, 9180, 9945, 10050, 10251, 10452, 11050, 11390, 11475, 11700, 11934, 12060, 13065, 13260, 13668, 14807, 15075, 15300, 15678, 16575, 17085, 17420, 17550, 18090, 19890, 20100, 20502, 21775, 22100, 22780, 22950, 23517, 23868, 26130, 28475, 29614, 29835, 30150, 30753, 31356, 33150, 34170, 35100, 36180, 39195, 39780, 41004, 43550, 44421, 45225, 45900, 47034, 49725, 51255, 52260, 56950, 59228, 59670, 60300, 61506, 65325, 66300, 68340, 74035, 78390, 85425, 87100, 88842, 90450, 94068, 99450, 102510, 113900, 117585, 119340, 123012, 130650, 133263, 148070, 149175, 153765, 156780, 170850, 177684, 180900, 195975, 198900, 205020, 222105, 235170, 256275, 261300, 266526, 296140, 298350, 307530, 341700, 370175, 391950, 399789, 444210, 470340, 512550, 533052, 587925, 596700, 615060, 666315, 740350, 768825, 783900, 799578, 888420, 1025100, 1110525, 1175850, 1332630, 1480700, 1537650, 1599156, 1998945, 2221050, 2351700, 2665260, 3075300, 3331575, 3997890, 4442100, 6663150, 7995780, 9994725, 13326300, 19989450, 39978900]

約数ペア:

[(1, 39978900), (2, 19989450), (3, 13326300), (4, 9994725), (5, 7995780), (6, 6663150), (9, 4442100), (10, 3997890), (12, 3331575), (13, 3075300), (15, 2665260), (17, 2351700), (18, 2221050), (20, 1998945), (25, 1599156), (26, 1537650), (27, 1480700), (30, 1332630), (34, 1175850), (36, 1110525), (39, 1025100), (45, 888420), (50, 799578), (51, 783900), (52, 768825), (54, 740350), (60, 666315), (65, 615060), (67, 596700), (68, 587925), (75, 533052), (78, 512550), (85, 470340), (90, 444210), (100, 399789), (102, 391950), (108, 370175), (117, 341700), (130, 307530), (134, 298350), (135, 296140), (150, 266526), (153, 261300), (156, 256275), (170, 235170), (180, 222105), (195, 205020), (201, 198900), (204, 195975), (221, 180900), (225, 177684), (234, 170850), (255, 156780), (260, 153765), (268, 149175), (270, 148070), (300, 133263), (306, 130650), (325, 123012), (335, 119340), (340, 117585), (351, 113900), (390, 102510), (402, 99450), (425, 94068), (442, 90450), (450, 88842), (459, 87100), (468, 85425), (510, 78390), (540, 74035), (585, 68340), (603, 66300), (612, 65325), (650, 61506), (663, 60300), (670, 59670), (675, 59228), (702, 56950), (765, 52260), (780, 51255), (804, 49725), (850, 47034), (871, 45900), (884, 45225), (900, 44421), (918, 43550), (975, 41004), (1005, 39780), (1020, 39195), (1105, 36180), (1139, 35100), (1170, 34170), (1206, 33150), (1275, 31356), (1300, 30753), (1326, 30150), (1340, 29835), (1350, 29614), (1404, 28475), (1530, 26130), (1675, 23868), (1700, 23517), (1742, 22950), (1755, 22780), (1809, 22100), (1836, 21775), (1950, 20502), (1989, 20100), (2010, 19890), (2210, 18090), (2278, 17550), (2295, 17420), (2340, 17085), (2412, 16575), (2550, 15678), (2613, 15300), (2652, 15075), (2700, 14807), (2925, 13668), (3015, 13260), (3060, 13065), (3315, 12060), (3350, 11934), (3417, 11700), (3484, 11475), (3510, 11390), (3618, 11050), (3825, 10452), (3900, 10251), (3978, 10050), (4020, 9945), (4355, 9180), (4420, 9045), (4556, 8775), (4590, 8710), (5025, 7956), (5100, 7839), (5226, 7650), (5525, 7236), (5695, 7020), (5850, 6834), (5967, 6700), (6030, 6630)]