420380820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{8747}}^1$

素因数の和:8854

約数の個数: 96

約数和(自身を含む): 1322697600

約数和(自身を除く): 902316780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 89, 90, 108, 135, 178, 180, 267, 270, 356, 445, 534, 540, 801, 890, 1068, 1335, 1602, 1780, 2403, 2670, 3204, 4005, 4806, 5340, 8010, 8747, 9612, 12015, 16020, 17494, 24030, 26241, 34988, 43735, 48060, 52482, 78723, 87470, 104964, 131205, 157446, 174940, 236169, 262410, 314892, 393615, 472338, 524820, 778483, 787230, 944676, 1180845, 1556966, 1574460, 2335449, 2361690, 3113932, 3892415, 4670898, 4723380, 7006347, 7784830, 9341796, 11677245, 14012694, 15569660, 21019041, 23354490, 28025388, 35031735, 42038082, 46708980, 70063470, 84076164, 105095205, 140126940, 210190410, 420380820]

約数ペア:

[(1, 420380820), (2, 210190410), (3, 140126940), (4, 105095205), (5, 84076164), (6, 70063470), (9, 46708980), (10, 42038082), (12, 35031735), (15, 28025388), (18, 23354490), (20, 21019041), (27, 15569660), (30, 14012694), (36, 11677245), (45, 9341796), (54, 7784830), (60, 7006347), (89, 4723380), (90, 4670898), (108, 3892415), (135, 3113932), (178, 2361690), (180, 2335449), (267, 1574460), (270, 1556966), (356, 1180845), (445, 944676), (534, 787230), (540, 778483), (801, 524820), (890, 472338), (1068, 393615), (1335, 314892), (1602, 262410), (1780, 236169), (2403, 174940), (2670, 157446), (3204, 131205), (4005, 104964), (4806, 87470), (5340, 78723), (8010, 52482), (8747, 48060), (9612, 43735), (12015, 34988), (16020, 26241), (17494, 24030)]