171979320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 539965440

約数和(自身を除く): 367986120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 83, 93, 120, 124, 155, 166, 186, 248, 249, 310, 332, 372, 415, 465, 498, 557, 620, 664, 744, 830, 930, 996, 1114, 1240, 1245, 1660, 1671, 1860, 1992, 2228, 2490, 2573, 2785, 3320, 3342, 3720, 4456, 4980, 5146, 5570, 6684, 7719, 8355, 9960, 10292, 11140, 12865, 13368, 15438, 16710, 17267, 20584, 22280, 25730, 30876, 33420, 34534, 38595, 46231, 51460, 51801, 61752, 66840, 69068, 77190, 86335, 92462, 102920, 103602, 138136, 138693, 154380, 172670, 184924, 207204, 231155, 259005, 277386, 308760, 345340, 369848, 414408, 462310, 518010, 554772, 690680, 693465, 924620, 1036020, 1109544, 1386930, 1433161, 1849240, 2072040, 2773860, 2866322, 4299483, 5547720, 5732644, 7165805, 8598966, 11465288, 14331610, 17197932, 21497415, 28663220, 34395864, 42994830, 57326440, 85989660, 171979320]

約数ペア:

[(1, 171979320), (2, 85989660), (3, 57326440), (4, 42994830), (5, 34395864), (6, 28663220), (8, 21497415), (10, 17197932), (12, 14331610), (15, 11465288), (20, 8598966), (24, 7165805), (30, 5732644), (31, 5547720), (40, 4299483), (60, 2866322), (62, 2773860), (83, 2072040), (93, 1849240), (120, 1433161), (124, 1386930), (155, 1109544), (166, 1036020), (186, 924620), (248, 693465), (249, 690680), (310, 554772), (332, 518010), (372, 462310), (415, 414408), (465, 369848), (498, 345340), (557, 308760), (620, 277386), (664, 259005), (744, 231155), (830, 207204), (930, 184924), (996, 172670), (1114, 154380), (1240, 138693), (1245, 138136), (1660, 103602), (1671, 102920), (1860, 92462), (1992, 86335), (2228, 77190), (2490, 69068), (2573, 66840), (2785, 61752), (3320, 51801), (3342, 51460), (3720, 46231), (4456, 38595), (4980, 34534), (5146, 33420), (5570, 30876), (6684, 25730), (7719, 22280), (8355, 20584), (9960, 17267), (10292, 16710), (11140, 15438), (12865, 13368)]