308947730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:588

約数の個数: 128

約数和(自身を含む): 740275200

約数和(自身を除く): 431327470

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 29, 35, 46, 58, 65, 70, 91, 115, 130, 145, 161, 182, 203, 230, 290, 299, 322, 377, 406, 455, 509, 598, 667, 754, 805, 910, 1015, 1018, 1334, 1495, 1610, 1885, 2030, 2093, 2545, 2639, 2990, 3335, 3563, 3770, 4186, 4669, 5090, 5278, 6617, 6670, 7126, 8671, 9338, 10465, 11707, 13195, 13234, 14761, 17342, 17815, 20930, 23345, 23414, 26390, 29522, 33085, 35630, 43355, 46319, 46690, 58535, 60697, 66170, 73805, 81949, 86710, 92638, 103327, 117070, 121394, 147610, 152191, 163898, 191893, 206654, 231595, 303485, 304382, 339503, 383786, 409745, 463190, 516635, 606970, 679006, 760955, 819490, 959465, 1033270, 1065337, 1343251, 1521910, 1697515, 1918930, 2130674, 2376521, 2686502, 3395030, 4413539, 4753042, 5326685, 6716255, 8827078, 10653370, 11882605, 13432510, 22067695, 23765210, 30894773, 44135390, 61789546, 154473865, 308947730]

約数ペア:

[(1, 308947730), (2, 154473865), (5, 61789546), (7, 44135390), (10, 30894773), (13, 23765210), (14, 22067695), (23, 13432510), (26, 11882605), (29, 10653370), (35, 8827078), (46, 6716255), (58, 5326685), (65, 4753042), (70, 4413539), (91, 3395030), (115, 2686502), (130, 2376521), (145, 2130674), (161, 1918930), (182, 1697515), (203, 1521910), (230, 1343251), (290, 1065337), (299, 1033270), (322, 959465), (377, 819490), (406, 760955), (455, 679006), (509, 606970), (598, 516635), (667, 463190), (754, 409745), (805, 383786), (910, 339503), (1015, 304382), (1018, 303485), (1334, 231595), (1495, 206654), (1610, 191893), (1885, 163898), (2030, 152191), (2093, 147610), (2545, 121394), (2639, 117070), (2990, 103327), (3335, 92638), (3563, 86710), (3770, 81949), (4186, 73805), (4669, 66170), (5090, 60697), (5278, 58535), (6617, 46690), (6670, 46319), (7126, 43355), (8671, 35630), (9338, 33085), (10465, 29522), (11707, 26390), (13195, 23414), (13234, 23345), (14761, 20930), (17342, 17815)]