227623620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:722

約数の個数: 144

約数和(自身を含む): 748077120

約数和(自身を除く): 520453500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 139, 140, 147, 196, 210, 245, 278, 294, 417, 420, 490, 556, 557, 588, 695, 735, 834, 973, 980, 1114, 1390, 1470, 1668, 1671, 1946, 2085, 2228, 2780, 2785, 2919, 2940, 3342, 3892, 3899, 4170, 4865, 5570, 5838, 6684, 6811, 7798, 8340, 8355, 9730, 11140, 11676, 11697, 13622, 14595, 15596, 16710, 19460, 19495, 20433, 23394, 27244, 27293, 29190, 33420, 34055, 38990, 40866, 46788, 54586, 58380, 58485, 68110, 77423, 77980, 81732, 81879, 102165, 109172, 116970, 136220, 136465, 154846, 163758, 204330, 232269, 233940, 272930, 309692, 327516, 387115, 408660, 409395, 464538, 541961, 545860, 774230, 818790, 929076, 1083922, 1161345, 1548460, 1625883, 1637580, 2167844, 2322690, 2709805, 3251766, 3793727, 4645380, 5419610, 6503532, 7587454, 8129415, 10839220, 11381181, 15174908, 16258830, 18968635, 22762362, 32517660, 37937270, 45524724, 56905905, 75874540, 113811810, 227623620]

約数ペア:

[(1, 227623620), (2, 113811810), (3, 75874540), (4, 56905905), (5, 45524724), (6, 37937270), (7, 32517660), (10, 22762362), (12, 18968635), (14, 16258830), (15, 15174908), (20, 11381181), (21, 10839220), (28, 8129415), (30, 7587454), (35, 6503532), (42, 5419610), (49, 4645380), (60, 3793727), (70, 3251766), (84, 2709805), (98, 2322690), (105, 2167844), (139, 1637580), (140, 1625883), (147, 1548460), (196, 1161345), (210, 1083922), (245, 929076), (278, 818790), (294, 774230), (417, 545860), (420, 541961), (490, 464538), (556, 409395), (557, 408660), (588, 387115), (695, 327516), (735, 309692), (834, 272930), (973, 233940), (980, 232269), (1114, 204330), (1390, 163758), (1470, 154846), (1668, 136465), (1671, 136220), (1946, 116970), (2085, 109172), (2228, 102165), (2780, 81879), (2785, 81732), (2919, 77980), (2940, 77423), (3342, 68110), (3892, 58485), (3899, 58380), (4170, 54586), (4865, 46788), (5570, 40866), (5838, 38990), (6684, 34055), (6811, 33420), (7798, 29190), (8340, 27293), (8355, 27244), (9730, 23394), (11140, 20433), (11676, 19495), (11697, 19460), (13622, 16710), (14595, 15596)]