1968956320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1311

約数の個数: 192

約数和(自身を含む): 5356108800

約数和(自身を除く): 3387152480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 31, 32, 34, 38, 40, 62, 68, 76, 80, 85, 95, 124, 136, 152, 155, 160, 170, 190, 248, 272, 304, 310, 323, 340, 380, 496, 527, 544, 589, 608, 620, 646, 680, 760, 992, 1054, 1178, 1229, 1240, 1292, 1360, 1520, 1615, 2108, 2356, 2458, 2480, 2584, 2635, 2720, 2945, 3040, 3230, 4216, 4712, 4916, 4960, 5168, 5270, 5890, 6145, 6460, 8432, 9424, 9832, 10013, 10336, 10540, 11780, 12290, 12920, 16864, 18848, 19664, 20026, 20893, 21080, 23351, 23560, 24580, 25840, 38099, 39328, 40052, 41786, 42160, 46702, 47120, 49160, 50065, 51680, 76198, 80104, 83572, 84320, 93404, 94240, 98320, 100130, 104465, 116755, 152396, 160208, 167144, 186808, 190495, 196640, 200260, 208930, 233510, 304792, 320416, 334288, 373616, 380990, 396967, 400520, 417860, 467020, 609584, 647683, 668576, 723881, 747232, 761980, 793934, 801040, 835720, 934040, 1219168, 1295366, 1447762, 1523960, 1587868, 1602080, 1671440, 1868080, 1984835, 2590732, 2895524, 3047920, 3175736, 3238415, 3342880, 3619405, 3736160, 3969670, 5181464, 5791048, 6095840, 6351472, 6476830, 7238810, 7939340, 10362928, 11582096, 12305977, 12702944, 12953660, 14477620, 15878680, 20725856, 23164192, 24611954, 25907320, 28955240, 31757360, 49223908, 51814640, 57910480, 61529885, 63514720, 98447816, 103629280, 115820960, 123059770, 196895632, 246119540, 393791264, 492239080, 984478160, 1968956320]

約数ペア:

[(1, 1968956320), (2, 984478160), (4, 492239080), (5, 393791264), (8, 246119540), (10, 196895632), (16, 123059770), (17, 115820960), (19, 103629280), (20, 98447816), (31, 63514720), (32, 61529885), (34, 57910480), (38, 51814640), (40, 49223908), (62, 31757360), (68, 28955240), (76, 25907320), (80, 24611954), (85, 23164192), (95, 20725856), (124, 15878680), (136, 14477620), (152, 12953660), (155, 12702944), (160, 12305977), (170, 11582096), (190, 10362928), (248, 7939340), (272, 7238810), (304, 6476830), (310, 6351472), (323, 6095840), (340, 5791048), (380, 5181464), (496, 3969670), (527, 3736160), (544, 3619405), (589, 3342880), (608, 3238415), (620, 3175736), (646, 3047920), (680, 2895524), (760, 2590732), (992, 1984835), (1054, 1868080), (1178, 1671440), (1229, 1602080), (1240, 1587868), (1292, 1523960), (1360, 1447762), (1520, 1295366), (1615, 1219168), (2108, 934040), (2356, 835720), (2458, 801040), (2480, 793934), (2584, 761980), (2635, 747232), (2720, 723881), (2945, 668576), (3040, 647683), (3230, 609584), (4216, 467020), (4712, 417860), (4916, 400520), (4960, 396967), (5168, 380990), (5270, 373616), (5890, 334288), (6145, 320416), (6460, 304792), (8432, 233510), (9424, 208930), (9832, 200260), (10013, 196640), (10336, 190495), (10540, 186808), (11780, 167144), (12290, 160208), (12920, 152396), (16864, 116755), (18848, 104465), (19664, 100130), (20026, 98320), (20893, 94240), (21080, 93404), (23351, 84320), (23560, 83572), (24580, 80104), (25840, 76198), (38099, 51680), (39328, 50065), (40052, 49160), (41786, 47120), (42160, 46702)]