40567980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 117573120

約数和(自身を除く): 77005140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 89, 107, 142, 178, 213, 214, 267, 284, 321, 355, 356, 426, 428, 445, 534, 535, 642, 710, 852, 890, 1065, 1068, 1070, 1284, 1335, 1420, 1605, 1780, 2130, 2140, 2670, 3210, 4260, 5340, 6319, 6420, 7597, 9523, 12638, 15194, 18957, 19046, 22791, 25276, 28569, 30388, 31595, 37914, 37985, 38092, 45582, 47615, 57138, 63190, 75828, 75970, 91164, 94785, 95230, 113955, 114276, 126380, 142845, 151940, 189570, 190460, 227910, 285690, 379140, 455820, 571380, 676133, 1352266, 2028399, 2704532, 3380665, 4056798, 6761330, 8113596, 10141995, 13522660, 20283990, 40567980]

約数ペア:

[(1, 40567980), (2, 20283990), (3, 13522660), (4, 10141995), (5, 8113596), (6, 6761330), (10, 4056798), (12, 3380665), (15, 2704532), (20, 2028399), (30, 1352266), (60, 676133), (71, 571380), (89, 455820), (107, 379140), (142, 285690), (178, 227910), (213, 190460), (214, 189570), (267, 151940), (284, 142845), (321, 126380), (355, 114276), (356, 113955), (426, 95230), (428, 94785), (445, 91164), (534, 75970), (535, 75828), (642, 63190), (710, 57138), (852, 47615), (890, 45582), (1065, 38092), (1068, 37985), (1070, 37914), (1284, 31595), (1335, 30388), (1420, 28569), (1605, 25276), (1780, 22791), (2130, 19046), (2140, 18957), (2670, 15194), (3210, 12638), (4260, 9523), (5340, 7597), (6319, 6420)]