1993488930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61357}}^1$

素因数の和:61408

約数の個数: 72

約数和(自身を含む): 5470311132

約数和(自身を除く): 3476822202

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 361, 570, 722, 855, 1083, 1710, 1805, 2166, 3249, 3610, 5415, 6498, 10830, 16245, 32490, 61357, 122714, 184071, 306785, 368142, 552213, 613570, 920355, 1104426, 1165783, 1840710, 2331566, 2761065, 3497349, 5522130, 5828915, 6994698, 10492047, 11657830, 17486745, 20984094, 22149877, 34973490, 44299754, 52460235, 66449631, 104920470, 110749385, 132899262, 199348893, 221498770, 332248155, 398697786, 664496310, 996744465, 1993488930]

約数ペア:

[(1, 1993488930), (2, 996744465), (3, 664496310), (5, 398697786), (6, 332248155), (9, 221498770), (10, 199348893), (15, 132899262), (18, 110749385), (19, 104920470), (30, 66449631), (38, 52460235), (45, 44299754), (57, 34973490), (90, 22149877), (95, 20984094), (114, 17486745), (171, 11657830), (190, 10492047), (285, 6994698), (342, 5828915), (361, 5522130), (570, 3497349), (722, 2761065), (855, 2331566), (1083, 1840710), (1710, 1165783), (1805, 1104426), (2166, 920355), (3249, 613570), (3610, 552213), (5415, 368142), (6498, 306785), (10830, 184071), (16245, 122714), (32490, 61357)]