145244654740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{647}}^1\times {\mathrm{38839}}^1$

素因数の和:39529

約数の個数: 72

約数和(自身を含む): 324520318080

約数和(自身を除く): 179275663340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 647, 1156, 1294, 1445, 2588, 2890, 3235, 5780, 6470, 10999, 12940, 21998, 38839, 43996, 54995, 77678, 109990, 155356, 186983, 194195, 219980, 373966, 388390, 660263, 747932, 776780, 934915, 1320526, 1869830, 2641052, 3301315, 3739660, 6602630, 11224471, 13205260, 22448942, 25128833, 44897884, 50257666, 56122355, 100515332, 112244710, 125644165, 224489420, 251288330, 427190161, 502576660, 854380322, 1708760644, 2135950805, 4271901610, 7262232737, 8543803220, 14524465474, 29048930948, 36311163685, 72622327370, 145244654740]

約数ペア:

[(1, 145244654740), (2, 72622327370), (4, 36311163685), (5, 29048930948), (10, 14524465474), (17, 8543803220), (20, 7262232737), (34, 4271901610), (68, 2135950805), (85, 1708760644), (170, 854380322), (289, 502576660), (340, 427190161), (578, 251288330), (647, 224489420), (1156, 125644165), (1294, 112244710), (1445, 100515332), (2588, 56122355), (2890, 50257666), (3235, 44897884), (5780, 25128833), (6470, 22448942), (10999, 13205260), (12940, 11224471), (21998, 6602630), (38839, 3739660), (43996, 3301315), (54995, 2641052), (77678, 1869830), (109990, 1320526), (155356, 934915), (186983, 776780), (194195, 747932), (219980, 660263), (373966, 388390)]