156955781940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{644159}}^1$

素因数の和:644333

約数の個数: 96

約数和(自身を含む): 457116549120

約数和(自身を除く): 300160767180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 131, 155, 186, 262, 310, 372, 393, 465, 524, 620, 655, 786, 930, 1310, 1572, 1860, 1965, 2620, 3930, 4061, 7860, 8122, 12183, 16244, 20305, 24366, 40610, 48732, 60915, 81220, 121830, 243660, 644159, 1288318, 1932477, 2576636, 3220795, 3864954, 6441590, 7729908, 9662385, 12883180, 19324770, 19968929, 38649540, 39937858, 59906787, 79875716, 84384829, 99844645, 119813574, 168769658, 199689290, 239627148, 253154487, 299533935, 337539316, 399378580, 421924145, 506308974, 599067870, 843848290, 1012617948, 1198135740, 1265772435, 1687696580, 2531544870, 2615929699, 5063089740, 5231859398, 7847789097, 10463718796, 13079648495, 15695578194, 26159296990, 31391156388, 39238945485, 52318593980, 78477890970, 156955781940]

約数ペア:

[(1, 156955781940), (2, 78477890970), (3, 52318593980), (4, 39238945485), (5, 31391156388), (6, 26159296990), (10, 15695578194), (12, 13079648495), (15, 10463718796), (20, 7847789097), (30, 5231859398), (31, 5063089740), (60, 2615929699), (62, 2531544870), (93, 1687696580), (124, 1265772435), (131, 1198135740), (155, 1012617948), (186, 843848290), (262, 599067870), (310, 506308974), (372, 421924145), (393, 399378580), (465, 337539316), (524, 299533935), (620, 253154487), (655, 239627148), (786, 199689290), (930, 168769658), (1310, 119813574), (1572, 99844645), (1860, 84384829), (1965, 79875716), (2620, 59906787), (3930, 39937858), (4061, 38649540), (7860, 19968929), (8122, 19324770), (12183, 12883180), (16244, 9662385), (20305, 7729908), (24366, 6441590), (40610, 3864954), (48732, 3220795), (60915, 2576636), (81220, 1932477), (121830, 1288318), (243660, 644159)]