1279897190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:247

約数の個数: 192

約数和(自身を含む): 3045047040

約数和(自身を除く): 1765149850

約数列:

[1, 2, 5, 10, 11, 13, 17, 19, 22, 26, 34, 38, 55, 65, 85, 95, 110, 130, 143, 163, 170, 187, 190, 209, 221, 247, 286, 289, 323, 326, 374, 418, 442, 494, 578, 646, 715, 815, 935, 1045, 1105, 1235, 1430, 1445, 1615, 1630, 1793, 1870, 2090, 2119, 2210, 2431, 2470, 2717, 2771, 2890, 3097, 3179, 3230, 3553, 3586, 3757, 4199, 4238, 4862, 5434, 5491, 5542, 6194, 6358, 7106, 7514, 8398, 8965, 10595, 10982, 12155, 13585, 13855, 15485, 15895, 17765, 17930, 18785, 20995, 21190, 23309, 24310, 27170, 27455, 27710, 30481, 30970, 31790, 34067, 35530, 36023, 37570, 40261, 41327, 41990, 46189, 46618, 47107, 52649, 54910, 60401, 60962, 68134, 71383, 72046, 80522, 82654, 92378, 94214, 105298, 116545, 120802, 142766, 152405, 170335, 180115, 201305, 206635, 230945, 233090, 235535, 263245, 302005, 304810, 340670, 356915, 360230, 396253, 402610, 413270, 442871, 461890, 471070, 518177, 526490, 579139, 604010, 612391, 684437, 713830, 785213, 792506, 885742, 895033, 1036354, 1158278, 1224782, 1368874, 1570426, 1790066, 1981265, 2214355, 2590885, 2895695, 3061955, 3422185, 3926065, 3962530, 4428710, 4475165, 5181770, 5791390, 6123910, 6736301, 6844370, 7528807, 7852130, 8950330, 9845363, 11635429, 13472602, 15057614, 19690726, 23270858, 33681505, 37644035, 49226815, 58177145, 67363010, 75288070, 98453630, 116354290, 127989719, 255979438, 639948595, 1279897190]

約数ペア:

[(1, 1279897190), (2, 639948595), (5, 255979438), (10, 127989719), (11, 116354290), (13, 98453630), (17, 75288070), (19, 67363010), (22, 58177145), (26, 49226815), (34, 37644035), (38, 33681505), (55, 23270858), (65, 19690726), (85, 15057614), (95, 13472602), (110, 11635429), (130, 9845363), (143, 8950330), (163, 7852130), (170, 7528807), (187, 6844370), (190, 6736301), (209, 6123910), (221, 5791390), (247, 5181770), (286, 4475165), (289, 4428710), (323, 3962530), (326, 3926065), (374, 3422185), (418, 3061955), (442, 2895695), (494, 2590885), (578, 2214355), (646, 1981265), (715, 1790066), (815, 1570426), (935, 1368874), (1045, 1224782), (1105, 1158278), (1235, 1036354), (1430, 895033), (1445, 885742), (1615, 792506), (1630, 785213), (1793, 713830), (1870, 684437), (2090, 612391), (2119, 604010), (2210, 579139), (2431, 526490), (2470, 518177), (2717, 471070), (2771, 461890), (2890, 442871), (3097, 413270), (3179, 402610), (3230, 396253), (3553, 360230), (3586, 356915), (3757, 340670), (4199, 304810), (4238, 302005), (4862, 263245), (5434, 235535), (5491, 233090), (5542, 230945), (6194, 206635), (6358, 201305), (7106, 180115), (7514, 170335), (8398, 152405), (8965, 142766), (10595, 120802), (10982, 116545), (12155, 105298), (13585, 94214), (13855, 92378), (15485, 82654), (15895, 80522), (17765, 72046), (17930, 71383), (18785, 68134), (20995, 60962), (21190, 60401), (23309, 54910), (24310, 52649), (27170, 47107), (27455, 46618), (27710, 46189), (30481, 41990), (30970, 41327), (31790, 40261), (34067, 37570), (35530, 36023)]