199871260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 467066880

約数和(自身を除く): 267195620

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 47, 62, 76, 94, 95, 124, 155, 188, 190, 235, 310, 361, 380, 470, 589, 620, 722, 893, 940, 1178, 1444, 1457, 1786, 1805, 2356, 2914, 2945, 3572, 3610, 4465, 5828, 5890, 6859, 7220, 7285, 8930, 11191, 11780, 13718, 14570, 16967, 17860, 22382, 27436, 27683, 29140, 33934, 34295, 44764, 55366, 55955, 67868, 68590, 84835, 110732, 111910, 137180, 138415, 169670, 212629, 223820, 276830, 322373, 339340, 425258, 525977, 553660, 644746, 850516, 1051954, 1063145, 1289492, 1611865, 2103908, 2126290, 2629885, 3223730, 4252580, 5259770, 6447460, 9993563, 10519540, 19987126, 39974252, 49967815, 99935630, 199871260]

約数ペア:

[(1, 199871260), (2, 99935630), (4, 49967815), (5, 39974252), (10, 19987126), (19, 10519540), (20, 9993563), (31, 6447460), (38, 5259770), (47, 4252580), (62, 3223730), (76, 2629885), (94, 2126290), (95, 2103908), (124, 1611865), (155, 1289492), (188, 1063145), (190, 1051954), (235, 850516), (310, 644746), (361, 553660), (380, 525977), (470, 425258), (589, 339340), (620, 322373), (722, 276830), (893, 223820), (940, 212629), (1178, 169670), (1444, 138415), (1457, 137180), (1786, 111910), (1805, 110732), (2356, 84835), (2914, 68590), (2945, 67868), (3572, 55955), (3610, 55366), (4465, 44764), (5828, 34295), (5890, 33934), (6859, 29140), (7220, 27683), (7285, 27436), (8930, 22382), (11191, 17860), (11780, 16967), (13718, 14570)]