145456780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 370944000

約数和(自身を除く): 225487220

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 149, 190, 266, 298, 367, 380, 532, 596, 665, 734, 745, 1043, 1330, 1468, 1490, 1835, 2086, 2569, 2660, 2831, 2980, 3670, 4172, 5138, 5215, 5662, 6973, 7340, 10276, 10430, 11324, 12845, 13946, 14155, 19817, 20860, 25690, 27892, 28310, 34865, 39634, 48811, 51380, 54683, 56620, 69730, 79268, 97622, 99085, 109366, 139460, 195244, 198170, 218732, 244055, 273415, 382781, 396340, 488110, 546830, 765562, 976220, 1038977, 1093660, 1531124, 1913905, 2077954, 3827810, 4155908, 5194885, 7272839, 7655620, 10389770, 14545678, 20779540, 29091356, 36364195, 72728390, 145456780]

約数ペア:

[(1, 145456780), (2, 72728390), (4, 36364195), (5, 29091356), (7, 20779540), (10, 14545678), (14, 10389770), (19, 7655620), (20, 7272839), (28, 5194885), (35, 4155908), (38, 3827810), (70, 2077954), (76, 1913905), (95, 1531124), (133, 1093660), (140, 1038977), (149, 976220), (190, 765562), (266, 546830), (298, 488110), (367, 396340), (380, 382781), (532, 273415), (596, 244055), (665, 218732), (734, 198170), (745, 195244), (1043, 139460), (1330, 109366), (1468, 99085), (1490, 97622), (1835, 79268), (2086, 69730), (2569, 56620), (2660, 54683), (2831, 51380), (2980, 48811), (3670, 39634), (4172, 34865), (5138, 28310), (5215, 27892), (5662, 25690), (6973, 20860), (7340, 19817), (10276, 14155), (10430, 13946), (11324, 12845)]