67107780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 212284800

約数和(自身を除く): 145177020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 71, 89, 90, 118, 142, 177, 178, 180, 213, 236, 267, 284, 295, 354, 355, 356, 426, 445, 531, 534, 590, 639, 708, 710, 801, 852, 885, 890, 1062, 1065, 1068, 1180, 1278, 1335, 1420, 1602, 1770, 1780, 2124, 2130, 2556, 2655, 2670, 3195, 3204, 3540, 4005, 4189, 4260, 5251, 5310, 5340, 6319, 6390, 8010, 8378, 10502, 10620, 12567, 12638, 12780, 15753, 16020, 16756, 18957, 20945, 21004, 25134, 25276, 26255, 31506, 31595, 37701, 37914, 41890, 47259, 50268, 52510, 56871, 62835, 63012, 63190, 75402, 75828, 78765, 83780, 94518, 94785, 105020, 113742, 125670, 126380, 150804, 157530, 188505, 189036, 189570, 227484, 236295, 251340, 284355, 315060, 372821, 377010, 379140, 472590, 568710, 745642, 754020, 945180, 1118463, 1137420, 1491284, 1864105, 2236926, 3355389, 3728210, 4473852, 5592315, 6710778, 7456420, 11184630, 13421556, 16776945, 22369260, 33553890, 67107780]

約数ペア:

[(1, 67107780), (2, 33553890), (3, 22369260), (4, 16776945), (5, 13421556), (6, 11184630), (9, 7456420), (10, 6710778), (12, 5592315), (15, 4473852), (18, 3728210), (20, 3355389), (30, 2236926), (36, 1864105), (45, 1491284), (59, 1137420), (60, 1118463), (71, 945180), (89, 754020), (90, 745642), (118, 568710), (142, 472590), (177, 379140), (178, 377010), (180, 372821), (213, 315060), (236, 284355), (267, 251340), (284, 236295), (295, 227484), (354, 189570), (355, 189036), (356, 188505), (426, 157530), (445, 150804), (531, 126380), (534, 125670), (590, 113742), (639, 105020), (708, 94785), (710, 94518), (801, 83780), (852, 78765), (885, 75828), (890, 75402), (1062, 63190), (1065, 63012), (1068, 62835), (1180, 56871), (1278, 52510), (1335, 50268), (1420, 47259), (1602, 41890), (1770, 37914), (1780, 37701), (2124, 31595), (2130, 31506), (2556, 26255), (2655, 25276), (2670, 25134), (3195, 21004), (3204, 20945), (3540, 18957), (4005, 16756), (4189, 16020), (4260, 15753), (5251, 12780), (5310, 12638), (5340, 12567), (6319, 10620), (6390, 10502), (8010, 8378)]