21080138400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{2927797}}^1$

素因数の和:2927823

約数の個数: 108

約数和(自身を含む): 74333863422

約数和(自身を除く): 53253725022

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 600, 720, 800, 900, 1200, 1440, 1800, 2400, 3600, 7200, 2927797, 5855594, 8783391, 11711188, 14638985, 17566782, 23422376, 26350173, 29277970, 35133564, 43916955, 46844752, 52700346, 58555940, 70267128, 73194925, 87833910, 93689504, 105400692, 117111880, 131750865, 140534256, 146389850, 175667820, 210801384, 219584775, 234223760, 263501730, 281068512, 292779700, 351335640, 421602768, 439169550, 468447520, 527003460, 585559400, 658754325, 702671280, 843205536, 878339100, 1054006920, 1171118800, 1317508650, 1405342560, 1756678200, 2108013840, 2342237600, 2635017300, 3513356400, 4216027680, 5270034600, 7026712800, 10540069200, 21080138400]

約数ペア:

[(1, 21080138400), (2, 10540069200), (3, 7026712800), (4, 5270034600), (5, 4216027680), (6, 3513356400), (8, 2635017300), (9, 2342237600), (10, 2108013840), (12, 1756678200), (15, 1405342560), (16, 1317508650), (18, 1171118800), (20, 1054006920), (24, 878339100), (25, 843205536), (30, 702671280), (32, 658754325), (36, 585559400), (40, 527003460), (45, 468447520), (48, 439169550), (50, 421602768), (60, 351335640), (72, 292779700), (75, 281068512), (80, 263501730), (90, 234223760), (96, 219584775), (100, 210801384), (120, 175667820), (144, 146389850), (150, 140534256), (160, 131750865), (180, 117111880), (200, 105400692), (225, 93689504), (240, 87833910), (288, 73194925), (300, 70267128), (360, 58555940), (400, 52700346), (450, 46844752), (480, 43916955), (600, 35133564), (720, 29277970), (800, 26350173), (900, 23422376), (1200, 17566782), (1440, 14638985), (1800, 11711188), (2400, 8783391), (3600, 5855594), (7200, 2927797)]