228670890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:516

約数の個数: 128

約数和(自身を含む): 665763840

約数和(自身を除く): 437092950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 223, 257, 266, 285, 399, 446, 514, 570, 665, 669, 771, 798, 1115, 1285, 1330, 1338, 1542, 1561, 1799, 1995, 2230, 2570, 3122, 3345, 3598, 3855, 3990, 4237, 4683, 4883, 5397, 6690, 7710, 7805, 8474, 8995, 9366, 9766, 10794, 12711, 14649, 15610, 17990, 21185, 23415, 24415, 25422, 26985, 29298, 29659, 34181, 42370, 46830, 48830, 53970, 57311, 59318, 63555, 68362, 73245, 88977, 102543, 114622, 127110, 146490, 148295, 170905, 171933, 177954, 205086, 286555, 296590, 341810, 343866, 401177, 444885, 512715, 573110, 802354, 859665, 889770, 1025430, 1088909, 1203531, 1719330, 2005885, 2177818, 2407062, 3266727, 4011770, 5444545, 6017655, 6533454, 7622363, 10889090, 12035310, 15244726, 16333635, 22867089, 32667270, 38111815, 45734178, 76223630, 114335445, 228670890]

約数ペア:

[(1, 228670890), (2, 114335445), (3, 76223630), (5, 45734178), (6, 38111815), (7, 32667270), (10, 22867089), (14, 16333635), (15, 15244726), (19, 12035310), (21, 10889090), (30, 7622363), (35, 6533454), (38, 6017655), (42, 5444545), (57, 4011770), (70, 3266727), (95, 2407062), (105, 2177818), (114, 2005885), (133, 1719330), (190, 1203531), (210, 1088909), (223, 1025430), (257, 889770), (266, 859665), (285, 802354), (399, 573110), (446, 512715), (514, 444885), (570, 401177), (665, 343866), (669, 341810), (771, 296590), (798, 286555), (1115, 205086), (1285, 177954), (1330, 171933), (1338, 170905), (1542, 148295), (1561, 146490), (1799, 127110), (1995, 114622), (2230, 102543), (2570, 88977), (3122, 73245), (3345, 68362), (3598, 63555), (3855, 59318), (3990, 57311), (4237, 53970), (4683, 48830), (4883, 46830), (5397, 42370), (6690, 34181), (7710, 29659), (7805, 29298), (8474, 26985), (8995, 25422), (9366, 24415), (9766, 23415), (10794, 21185), (12711, 17990), (14649, 15610)]