68814390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 188697600

約数和(自身を除く): 119883210

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 29, 30, 38, 46, 57, 58, 69, 87, 95, 114, 115, 138, 145, 174, 181, 190, 230, 285, 290, 345, 362, 435, 437, 543, 551, 570, 667, 690, 870, 874, 905, 1086, 1102, 1311, 1334, 1653, 1810, 2001, 2185, 2622, 2715, 2755, 3306, 3335, 3439, 4002, 4163, 4370, 5249, 5430, 5510, 6555, 6670, 6878, 8265, 8326, 10005, 10317, 10498, 12489, 12673, 13110, 15747, 16530, 17195, 20010, 20634, 20815, 24978, 25346, 26245, 31494, 34390, 38019, 41630, 51585, 52490, 62445, 63365, 76038, 78735, 79097, 99731, 103170, 120727, 124890, 126730, 157470, 158194, 190095, 199462, 237291, 241454, 299193, 362181, 380190, 395485, 474582, 498655, 598386, 603635, 724362, 790970, 997310, 1186455, 1207270, 1495965, 1810905, 2293813, 2372910, 2991930, 3621810, 4587626, 6881439, 11469065, 13762878, 22938130, 34407195, 68814390]

約数ペア:

[(1, 68814390), (2, 34407195), (3, 22938130), (5, 13762878), (6, 11469065), (10, 6881439), (15, 4587626), (19, 3621810), (23, 2991930), (29, 2372910), (30, 2293813), (38, 1810905), (46, 1495965), (57, 1207270), (58, 1186455), (69, 997310), (87, 790970), (95, 724362), (114, 603635), (115, 598386), (138, 498655), (145, 474582), (174, 395485), (181, 380190), (190, 362181), (230, 299193), (285, 241454), (290, 237291), (345, 199462), (362, 190095), (435, 158194), (437, 157470), (543, 126730), (551, 124890), (570, 120727), (667, 103170), (690, 99731), (870, 79097), (874, 78735), (905, 76038), (1086, 63365), (1102, 62445), (1311, 52490), (1334, 51585), (1653, 41630), (1810, 38019), (2001, 34390), (2185, 31494), (2622, 26245), (2715, 25346), (2755, 24978), (3306, 20815), (3335, 20634), (3439, 20010), (4002, 17195), (4163, 16530), (4370, 15747), (5249, 13110), (5430, 12673), (5510, 12489), (6555, 10498), (6670, 10317), (6878, 10005), (8265, 8326)]