217063980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9067}}^1$

素因数の和:9108

約数の個数: 144

約数和(自身を含む): 792180480

約数和(自身を除く): 575116500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 9067, 11970, 18134, 23940, 27201, 36268, 45335, 54402, 63469, 81603, 90670, 108804, 126938, 136005, 163206, 172273, 181340, 190407, 253876, 272010, 317345, 326412, 344546, 380814, 408015, 516819, 544020, 571221, 634690, 689092, 761628, 816030, 861365, 952035, 1033638, 1142442, 1205911, 1269380, 1550457, 1632060, 1722730, 1904070, 2067276, 2284884, 2411822, 2584095, 2856105, 3100914, 3445460, 3617733, 3808140, 4823644, 5168190, 5712210, 6029555, 6201828, 7235466, 7752285, 10336380, 10853199, 11424420, 12059110, 14470932, 15504570, 18088665, 21706398, 24118220, 31009140, 36177330, 43412796, 54265995, 72354660, 108531990, 217063980]

約数ペア:

[(1, 217063980), (2, 108531990), (3, 72354660), (4, 54265995), (5, 43412796), (6, 36177330), (7, 31009140), (9, 24118220), (10, 21706398), (12, 18088665), (14, 15504570), (15, 14470932), (18, 12059110), (19, 11424420), (20, 10853199), (21, 10336380), (28, 7752285), (30, 7235466), (35, 6201828), (36, 6029555), (38, 5712210), (42, 5168190), (45, 4823644), (57, 3808140), (60, 3617733), (63, 3445460), (70, 3100914), (76, 2856105), (84, 2584095), (90, 2411822), (95, 2284884), (105, 2067276), (114, 1904070), (126, 1722730), (133, 1632060), (140, 1550457), (171, 1269380), (180, 1205911), (190, 1142442), (210, 1033638), (228, 952035), (252, 861365), (266, 816030), (285, 761628), (315, 689092), (342, 634690), (380, 571221), (399, 544020), (420, 516819), (532, 408015), (570, 380814), (630, 344546), (665, 326412), (684, 317345), (798, 272010), (855, 253876), (1140, 190407), (1197, 181340), (1260, 172273), (1330, 163206), (1596, 136005), (1710, 126938), (1995, 108804), (2394, 90670), (2660, 81603), (3420, 63469), (3990, 54402), (4788, 45335), (5985, 36268), (7980, 27201), (9067, 23940), (11970, 18134)]