331551150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:679

約数の個数: 144

約数和(自身を含む): 970295040

約数和(自身を除く): 638743890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 79, 98, 105, 147, 150, 158, 175, 210, 237, 245, 294, 350, 395, 474, 490, 525, 553, 571, 735, 790, 1050, 1106, 1142, 1185, 1225, 1470, 1659, 1713, 1975, 2370, 2450, 2765, 2855, 3318, 3426, 3675, 3871, 3950, 3997, 5530, 5710, 5925, 7350, 7742, 7994, 8295, 8565, 11613, 11850, 11991, 13825, 14275, 16590, 17130, 19355, 19985, 23226, 23982, 27650, 27979, 28550, 38710, 39970, 41475, 42825, 45109, 55958, 58065, 59955, 82950, 83937, 85650, 90218, 96775, 99925, 116130, 119910, 135327, 139895, 167874, 193550, 199850, 225545, 270654, 279790, 290325, 299775, 315763, 419685, 451090, 580650, 599550, 631526, 676635, 699475, 839370, 947289, 1127725, 1353270, 1398950, 1578815, 1894578, 2098425, 2210341, 2255450, 3157630, 3383175, 4196850, 4420682, 4736445, 6631023, 6766350, 7894075, 9472890, 11051705, 13262046, 15788150, 22103410, 23682225, 33155115, 47364450, 55258525, 66310230, 110517050, 165775575, 331551150]

約数ペア:

[(1, 331551150), (2, 165775575), (3, 110517050), (5, 66310230), (6, 55258525), (7, 47364450), (10, 33155115), (14, 23682225), (15, 22103410), (21, 15788150), (25, 13262046), (30, 11051705), (35, 9472890), (42, 7894075), (49, 6766350), (50, 6631023), (70, 4736445), (75, 4420682), (79, 4196850), (98, 3383175), (105, 3157630), (147, 2255450), (150, 2210341), (158, 2098425), (175, 1894578), (210, 1578815), (237, 1398950), (245, 1353270), (294, 1127725), (350, 947289), (395, 839370), (474, 699475), (490, 676635), (525, 631526), (553, 599550), (571, 580650), (735, 451090), (790, 419685), (1050, 315763), (1106, 299775), (1142, 290325), (1185, 279790), (1225, 270654), (1470, 225545), (1659, 199850), (1713, 193550), (1975, 167874), (2370, 139895), (2450, 135327), (2765, 119910), (2855, 116130), (3318, 99925), (3426, 96775), (3675, 90218), (3871, 85650), (3950, 83937), (3997, 82950), (5530, 59955), (5710, 58065), (5925, 55958), (7350, 45109), (7742, 42825), (7994, 41475), (8295, 39970), (8565, 38710), (11613, 28550), (11850, 27979), (11991, 27650), (13825, 23982), (14275, 23226), (16590, 19985), (17130, 19355)]