21532600

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 54282240

約数和(自身を除く): 32749640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 31, 40, 46, 50, 62, 92, 100, 115, 124, 151, 155, 184, 200, 230, 248, 302, 310, 460, 575, 604, 620, 713, 755, 775, 920, 1150, 1208, 1240, 1426, 1510, 1550, 2300, 2852, 3020, 3100, 3473, 3565, 3775, 4600, 4681, 5704, 6040, 6200, 6946, 7130, 7550, 9362, 13892, 14260, 15100, 17365, 17825, 18724, 23405, 27784, 28520, 30200, 34730, 35650, 37448, 46810, 69460, 71300, 86825, 93620, 107663, 117025, 138920, 142600, 173650, 187240, 215326, 234050, 347300, 430652, 468100, 538315, 694600, 861304, 936200, 1076630, 2153260, 2691575, 4306520, 5383150, 10766300, 21532600]

約数ペア:

[(1, 21532600), (2, 10766300), (4, 5383150), (5, 4306520), (8, 2691575), (10, 2153260), (20, 1076630), (23, 936200), (25, 861304), (31, 694600), (40, 538315), (46, 468100), (50, 430652), (62, 347300), (92, 234050), (100, 215326), (115, 187240), (124, 173650), (151, 142600), (155, 138920), (184, 117025), (200, 107663), (230, 93620), (248, 86825), (302, 71300), (310, 69460), (460, 46810), (575, 37448), (604, 35650), (620, 34730), (713, 30200), (755, 28520), (775, 27784), (920, 23405), (1150, 18724), (1208, 17825), (1240, 17365), (1426, 15100), (1510, 14260), (1550, 13892), (2300, 9362), (2852, 7550), (3020, 7130), (3100, 6946), (3473, 6200), (3565, 6040), (3775, 5704), (4600, 4681)]