2748355890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2081}}^1$

素因数の和:2448

約数の個数: 128

約数和(自身を含む): 7962900480

約数和(自身を除く): 5214544590

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, 266, 285, 331, 399, 570, 662, 665, 798, 993, 1330, 1655, 1986, 1995, 2081, 2317, 3310, 3990, 4162, 4634, 4965, 6243, 6289, 6951, 9930, 10405, 11585, 12486, 12578, 13902, 14567, 18867, 20810, 23170, 29134, 31215, 31445, 34755, 37734, 39539, 43701, 44023, 62430, 62890, 69510, 72835, 79078, 87402, 88046, 94335, 118617, 132069, 145670, 188670, 197695, 218505, 220115, 237234, 264138, 276773, 395390, 437010, 440230, 553546, 593085, 660345, 688811, 830319, 1186170, 1320690, 1377622, 1383865, 1660638, 2066433, 2767730, 3444055, 4132866, 4151595, 4821677, 6888110, 8303190, 9643354, 10332165, 13087409, 14465031, 20664330, 24108385, 26174818, 28930062, 39262227, 48216770, 65437045, 72325155, 78524454, 91611863, 130874090, 144650310, 183223726, 196311135, 274835589, 392622270, 458059315, 549671178, 916118630, 1374177945, 2748355890]

約数ペア:

[(1, 2748355890), (2, 1374177945), (3, 916118630), (5, 549671178), (6, 458059315), (7, 392622270), (10, 274835589), (14, 196311135), (15, 183223726), (19, 144650310), (21, 130874090), (30, 91611863), (35, 78524454), (38, 72325155), (42, 65437045), (57, 48216770), (70, 39262227), (95, 28930062), (105, 26174818), (114, 24108385), (133, 20664330), (190, 14465031), (210, 13087409), (266, 10332165), (285, 9643354), (331, 8303190), (399, 6888110), (570, 4821677), (662, 4151595), (665, 4132866), (798, 3444055), (993, 2767730), (1330, 2066433), (1655, 1660638), (1986, 1383865), (1995, 1377622), (2081, 1320690), (2317, 1186170), (3310, 830319), (3990, 688811), (4162, 660345), (4634, 593085), (4965, 553546), (6243, 440230), (6289, 437010), (6951, 395390), (9930, 276773), (10405, 264138), (11585, 237234), (12486, 220115), (12578, 218505), (13902, 197695), (14567, 188670), (18867, 145670), (20810, 132069), (23170, 118617), (29134, 94335), (31215, 88046), (31445, 87402), (34755, 79078), (37734, 72835), (39539, 69510), (43701, 62890), (44023, 62430)]