4443180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 14515200

約数和(自身を除く): 10072020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 149, 210, 213, 284, 298, 355, 420, 426, 447, 497, 596, 710, 745, 852, 894, 994, 1043, 1065, 1420, 1490, 1491, 1788, 1988, 2086, 2130, 2235, 2485, 2980, 2982, 3129, 4172, 4260, 4470, 4970, 5215, 5964, 6258, 7455, 8940, 9940, 10430, 10579, 12516, 14910, 15645, 20860, 21158, 29820, 31290, 31737, 42316, 52895, 62580, 63474, 74053, 105790, 126948, 148106, 158685, 211580, 222159, 296212, 317370, 370265, 444318, 634740, 740530, 888636, 1110795, 1481060, 2221590, 4443180]

約数ペア:

[(1, 4443180), (2, 2221590), (3, 1481060), (4, 1110795), (5, 888636), (6, 740530), (7, 634740), (10, 444318), (12, 370265), (14, 317370), (15, 296212), (20, 222159), (21, 211580), (28, 158685), (30, 148106), (35, 126948), (42, 105790), (60, 74053), (70, 63474), (71, 62580), (84, 52895), (105, 42316), (140, 31737), (142, 31290), (149, 29820), (210, 21158), (213, 20860), (284, 15645), (298, 14910), (355, 12516), (420, 10579), (426, 10430), (447, 9940), (497, 8940), (596, 7455), (710, 6258), (745, 5964), (852, 5215), (894, 4970), (994, 4470), (1043, 4260), (1065, 4172), (1420, 3129), (1490, 2982), (1491, 2980), (1788, 2485), (1988, 2235), (2086, 2130)]