215691700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13397}}^1$

素因数の和:13441

約数の個数: 72

約数和(自身を含む): 558214272

約数和(自身を除く): 342522572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 13397, 16100, 26794, 53588, 66985, 93779, 133970, 187558, 267940, 308131, 334925, 375116, 468895, 616262, 669850, 937790, 1232524, 1339700, 1540655, 1875580, 2156917, 2344475, 3081310, 4313834, 4688950, 6162620, 7703275, 8627668, 9377900, 10784585, 15406550, 21569170, 30813100, 43138340, 53922925, 107845850, 215691700]

約数ペア:

[(1, 215691700), (2, 107845850), (4, 53922925), (5, 43138340), (7, 30813100), (10, 21569170), (14, 15406550), (20, 10784585), (23, 9377900), (25, 8627668), (28, 7703275), (35, 6162620), (46, 4688950), (50, 4313834), (70, 3081310), (92, 2344475), (100, 2156917), (115, 1875580), (140, 1540655), (161, 1339700), (175, 1232524), (230, 937790), (322, 669850), (350, 616262), (460, 468895), (575, 375116), (644, 334925), (700, 308131), (805, 267940), (1150, 187558), (1610, 133970), (2300, 93779), (3220, 66985), (4025, 53588), (8050, 26794), (13397, 16100)]