20615673630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1\times {\mathrm{653}}^1$

素因数の和:1186

約数の個数: 128

約数和(自身を含む): 51894743040

約数和(自身を除く): 31279069410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 83, 93, 155, 166, 186, 249, 310, 409, 415, 465, 498, 653, 818, 830, 930, 1227, 1245, 1306, 1959, 2045, 2454, 2490, 2573, 3265, 3918, 4090, 5146, 6135, 6530, 7719, 9795, 12270, 12679, 12865, 15438, 19590, 20243, 25358, 25730, 33947, 38037, 38595, 40486, 54199, 60729, 63395, 67894, 76074, 77190, 101215, 101841, 108398, 121458, 126790, 162597, 169735, 190185, 202430, 203682, 267077, 270995, 303645, 325194, 339470, 380370, 509205, 534154, 541990, 607290, 801231, 812985, 1018410, 1052357, 1335385, 1602462, 1625970, 1680169, 2104714, 2670770, 3157071, 3360338, 4006155, 5040507, 5261785, 6314142, 8012310, 8279387, 8400845, 10081014, 10523570, 15785355, 16558774, 16801690, 22167391, 24838161, 25202535, 31570710, 41396935, 44334782, 49676322, 50405070, 66502173, 82793870, 110836955, 124190805, 133004346, 221673910, 248381610, 332510865, 665021730, 687189121, 1374378242, 2061567363, 3435945605, 4123134726, 6871891210, 10307836815, 20615673630]

約数ペア:

[(1, 20615673630), (2, 10307836815), (3, 6871891210), (5, 4123134726), (6, 3435945605), (10, 2061567363), (15, 1374378242), (30, 687189121), (31, 665021730), (62, 332510865), (83, 248381610), (93, 221673910), (155, 133004346), (166, 124190805), (186, 110836955), (249, 82793870), (310, 66502173), (409, 50405070), (415, 49676322), (465, 44334782), (498, 41396935), (653, 31570710), (818, 25202535), (830, 24838161), (930, 22167391), (1227, 16801690), (1245, 16558774), (1306, 15785355), (1959, 10523570), (2045, 10081014), (2454, 8400845), (2490, 8279387), (2573, 8012310), (3265, 6314142), (3918, 5261785), (4090, 5040507), (5146, 4006155), (6135, 3360338), (6530, 3157071), (7719, 2670770), (9795, 2104714), (12270, 1680169), (12679, 1625970), (12865, 1602462), (15438, 1335385), (19590, 1052357), (20243, 1018410), (25358, 812985), (25730, 801231), (33947, 607290), (38037, 541990), (38595, 534154), (40486, 509205), (54199, 380370), (60729, 339470), (63395, 325194), (67894, 303645), (76074, 270995), (77190, 267077), (101215, 203682), (101841, 202430), (108398, 190185), (121458, 169735), (126790, 162597)]