421948020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{2011}}^1$

素因数の和:2305

約数の個数: 96

約数和(自身を含む): 1277700480

約数和(自身を除く): 855752460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 269, 390, 538, 780, 807, 1076, 1345, 1614, 2011, 2690, 3228, 3497, 4022, 4035, 5380, 6033, 6994, 8044, 8070, 10055, 10491, 12066, 13988, 16140, 17485, 20110, 20982, 24132, 26143, 30165, 34970, 40220, 41964, 52286, 52455, 60330, 69940, 78429, 104572, 104910, 120660, 130715, 156858, 209820, 261430, 313716, 392145, 522860, 540959, 784290, 1081918, 1568580, 1622877, 2163836, 2704795, 3245754, 5409590, 6491508, 7032467, 8114385, 10819180, 14064934, 16228770, 21097401, 28129868, 32457540, 35162335, 42194802, 70324670, 84389604, 105487005, 140649340, 210974010, 421948020]

約数ペア:

[(1, 421948020), (2, 210974010), (3, 140649340), (4, 105487005), (5, 84389604), (6, 70324670), (10, 42194802), (12, 35162335), (13, 32457540), (15, 28129868), (20, 21097401), (26, 16228770), (30, 14064934), (39, 10819180), (52, 8114385), (60, 7032467), (65, 6491508), (78, 5409590), (130, 3245754), (156, 2704795), (195, 2163836), (260, 1622877), (269, 1568580), (390, 1081918), (538, 784290), (780, 540959), (807, 522860), (1076, 392145), (1345, 313716), (1614, 261430), (2011, 209820), (2690, 156858), (3228, 130715), (3497, 120660), (4022, 104910), (4035, 104572), (5380, 78429), (6033, 69940), (6994, 60330), (8044, 52455), (8070, 52286), (10055, 41964), (10491, 40220), (12066, 34970), (13988, 30165), (16140, 26143), (17485, 24132), (20110, 20982)]