8415014020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 20872902960

約数和(自身を除く): 12457888940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 196, 233, 245, 269, 274, 466, 490, 538, 548, 685, 932, 959, 980, 1076, 1165, 1345, 1370, 1631, 1883, 1918, 2330, 2690, 2740, 3262, 3766, 3836, 4660, 4795, 5380, 6524, 6713, 7532, 8155, 9415, 9590, 11417, 13181, 13426, 16310, 18830, 19180, 22834, 26362, 26852, 31921, 32620, 33565, 36853, 37660, 45668, 52724, 57085, 62677, 63842, 65905, 67130, 73706, 114170, 125354, 127684, 131810, 134260, 147412, 159605, 184265, 223447, 228340, 250708, 257971, 263620, 313385, 319210, 368530, 438739, 446894, 515942, 626770, 638420, 737060, 877478, 893788, 1031884, 1117235, 1253540, 1289855, 1564129, 1754956, 1805797, 2193695, 2234470, 2579710, 3071173, 3128258, 3611594, 4387390, 4468940, 5159420, 6142346, 6256516, 7223188, 7820645, 8586749, 8774780, 9028985, 12284692, 15355865, 15641290, 17173498, 18057970, 30711730, 31282580, 34346996, 36115940, 42933745, 60107243, 61423460, 85867490, 120214486, 171734980, 240428972, 300536215, 420750701, 601072430, 841501402, 1202144860, 1683002804, 2103753505, 4207507010, 8415014020]

約数ペア:

[(1, 8415014020), (2, 4207507010), (4, 2103753505), (5, 1683002804), (7, 1202144860), (10, 841501402), (14, 601072430), (20, 420750701), (28, 300536215), (35, 240428972), (49, 171734980), (70, 120214486), (98, 85867490), (137, 61423460), (140, 60107243), (196, 42933745), (233, 36115940), (245, 34346996), (269, 31282580), (274, 30711730), (466, 18057970), (490, 17173498), (538, 15641290), (548, 15355865), (685, 12284692), (932, 9028985), (959, 8774780), (980, 8586749), (1076, 7820645), (1165, 7223188), (1345, 6256516), (1370, 6142346), (1631, 5159420), (1883, 4468940), (1918, 4387390), (2330, 3611594), (2690, 3128258), (2740, 3071173), (3262, 2579710), (3766, 2234470), (3836, 2193695), (4660, 1805797), (4795, 1754956), (5380, 1564129), (6524, 1289855), (6713, 1253540), (7532, 1117235), (8155, 1031884), (9415, 893788), (9590, 877478), (11417, 737060), (13181, 638420), (13426, 626770), (16310, 515942), (18830, 446894), (19180, 438739), (22834, 368530), (26362, 319210), (26852, 313385), (31921, 263620), (32620, 257971), (33565, 250708), (36853, 228340), (37660, 223447), (45668, 184265), (52724, 159605), (57085, 147412), (62677, 134260), (63842, 131810), (65905, 127684), (67130, 125354), (73706, 114170)]