1909637940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3923}}^1$

素因数の和:4022

約数の個数: 192

約数和(自身を含む): 6539581440

約数和(自身を除く): 4629943500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 61, 70, 76, 84, 95, 105, 114, 122, 133, 140, 183, 190, 210, 228, 244, 266, 285, 305, 366, 380, 399, 420, 427, 532, 570, 610, 665, 732, 798, 854, 915, 1140, 1159, 1220, 1281, 1330, 1596, 1708, 1830, 1995, 2135, 2318, 2562, 2660, 3477, 3660, 3923, 3990, 4270, 4636, 5124, 5795, 6405, 6954, 7846, 7980, 8113, 8540, 11590, 11769, 12810, 13908, 15692, 16226, 17385, 19615, 23180, 23538, 24339, 25620, 27461, 32452, 34770, 39230, 40565, 47076, 48678, 54922, 58845, 69540, 74537, 78460, 81130, 82383, 97356, 109844, 117690, 121695, 137305, 149074, 162260, 164766, 223611, 235380, 239303, 243390, 274610, 298148, 329532, 372685, 411915, 447222, 478606, 486780, 521759, 549220, 717909, 745370, 823830, 894444, 957212, 1043518, 1118055, 1196515, 1435818, 1490740, 1565277, 1647660, 1675121, 2087036, 2236110, 2393030, 2608795, 2871636, 3130554, 3350242, 3589545, 4472220, 4546757, 4786060, 5025363, 5217590, 6261108, 6700484, 7179090, 7826385, 8375605, 9093514, 10050726, 10435180, 13640271, 14358180, 15652770, 16751210, 18187028, 20101452, 22733785, 25126815, 27280542, 31305540, 31827299, 33502420, 45467570, 50253630, 54561084, 63654598, 68201355, 90935140, 95481897, 100507260, 127309196, 136402710, 159136495, 190963794, 272805420, 318272990, 381927588, 477409485, 636545980, 954818970, 1909637940]

約数ペア:

[(1, 1909637940), (2, 954818970), (3, 636545980), (4, 477409485), (5, 381927588), (6, 318272990), (7, 272805420), (10, 190963794), (12, 159136495), (14, 136402710), (15, 127309196), (19, 100507260), (20, 95481897), (21, 90935140), (28, 68201355), (30, 63654598), (35, 54561084), (38, 50253630), (42, 45467570), (57, 33502420), (60, 31827299), (61, 31305540), (70, 27280542), (76, 25126815), (84, 22733785), (95, 20101452), (105, 18187028), (114, 16751210), (122, 15652770), (133, 14358180), (140, 13640271), (183, 10435180), (190, 10050726), (210, 9093514), (228, 8375605), (244, 7826385), (266, 7179090), (285, 6700484), (305, 6261108), (366, 5217590), (380, 5025363), (399, 4786060), (420, 4546757), (427, 4472220), (532, 3589545), (570, 3350242), (610, 3130554), (665, 2871636), (732, 2608795), (798, 2393030), (854, 2236110), (915, 2087036), (1140, 1675121), (1159, 1647660), (1220, 1565277), (1281, 1490740), (1330, 1435818), (1596, 1196515), (1708, 1118055), (1830, 1043518), (1995, 957212), (2135, 894444), (2318, 823830), (2562, 745370), (2660, 717909), (3477, 549220), (3660, 521759), (3923, 486780), (3990, 478606), (4270, 447222), (4636, 411915), (5124, 372685), (5795, 329532), (6405, 298148), (6954, 274610), (7846, 243390), (7980, 239303), (8113, 235380), (8540, 223611), (11590, 164766), (11769, 162260), (12810, 149074), (13908, 137305), (15692, 121695), (16226, 117690), (17385, 109844), (19615, 97356), (23180, 82383), (23538, 81130), (24339, 78460), (25620, 74537), (27461, 69540), (32452, 58845), (34770, 54922), (39230, 48678), (40565, 47076)]