78744540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{599}}^1$

素因数の和:931

約数の個数: 96

約数和(自身を含む): 253209600

約数和(自身を除く): 174465060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 313, 420, 599, 626, 939, 1198, 1252, 1565, 1797, 1878, 2191, 2396, 2995, 3130, 3594, 3756, 4193, 4382, 4695, 5990, 6260, 6573, 7188, 8386, 8764, 8985, 9390, 10955, 11980, 12579, 13146, 16772, 17970, 18780, 20965, 21910, 25158, 26292, 32865, 35940, 41930, 43820, 50316, 62895, 65730, 83860, 125790, 131460, 187487, 251580, 374974, 562461, 749948, 937435, 1124922, 1312409, 1874870, 2249844, 2624818, 2812305, 3749740, 3937227, 5249636, 5624610, 6562045, 7874454, 11249220, 13124090, 15748908, 19686135, 26248180, 39372270, 78744540]

約数ペア:

[(1, 78744540), (2, 39372270), (3, 26248180), (4, 19686135), (5, 15748908), (6, 13124090), (7, 11249220), (10, 7874454), (12, 6562045), (14, 5624610), (15, 5249636), (20, 3937227), (21, 3749740), (28, 2812305), (30, 2624818), (35, 2249844), (42, 1874870), (60, 1312409), (70, 1124922), (84, 937435), (105, 749948), (140, 562461), (210, 374974), (313, 251580), (420, 187487), (599, 131460), (626, 125790), (939, 83860), (1198, 65730), (1252, 62895), (1565, 50316), (1797, 43820), (1878, 41930), (2191, 35940), (2396, 32865), (2995, 26292), (3130, 25158), (3594, 21910), (3756, 20965), (4193, 18780), (4382, 17970), (4695, 16772), (5990, 13146), (6260, 12579), (6573, 11980), (7188, 10955), (8386, 9390), (8764, 8985)]