221647160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{683}}^1$

素因数の和:781

約数の個数: 128

約数和(自身を含む): 610675200

約数和(自身を除く): 389028040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 61, 70, 76, 95, 122, 133, 140, 152, 190, 244, 266, 280, 305, 380, 427, 488, 532, 610, 665, 683, 760, 854, 1064, 1159, 1220, 1330, 1366, 1708, 2135, 2318, 2440, 2660, 2732, 3415, 3416, 4270, 4636, 4781, 5320, 5464, 5795, 6830, 8113, 8540, 9272, 9562, 11590, 12977, 13660, 16226, 17080, 19124, 23180, 23905, 25954, 27320, 32452, 38248, 40565, 41663, 46360, 47810, 51908, 64885, 64904, 81130, 83326, 90839, 95620, 103816, 129770, 162260, 166652, 181678, 191240, 208315, 259540, 291641, 324520, 333304, 363356, 416630, 454195, 519080, 583282, 726712, 791597, 833260, 908390, 1166564, 1458205, 1583194, 1666520, 1816780, 2333128, 2916410, 3166388, 3633560, 3957985, 5541179, 5832820, 6332776, 7915970, 11082358, 11665640, 15831940, 22164716, 27705895, 31663880, 44329432, 55411790, 110823580, 221647160]

約数ペア:

[(1, 221647160), (2, 110823580), (4, 55411790), (5, 44329432), (7, 31663880), (8, 27705895), (10, 22164716), (14, 15831940), (19, 11665640), (20, 11082358), (28, 7915970), (35, 6332776), (38, 5832820), (40, 5541179), (56, 3957985), (61, 3633560), (70, 3166388), (76, 2916410), (95, 2333128), (122, 1816780), (133, 1666520), (140, 1583194), (152, 1458205), (190, 1166564), (244, 908390), (266, 833260), (280, 791597), (305, 726712), (380, 583282), (427, 519080), (488, 454195), (532, 416630), (610, 363356), (665, 333304), (683, 324520), (760, 291641), (854, 259540), (1064, 208315), (1159, 191240), (1220, 181678), (1330, 166652), (1366, 162260), (1708, 129770), (2135, 103816), (2318, 95620), (2440, 90839), (2660, 83326), (2732, 81130), (3415, 64904), (3416, 64885), (4270, 51908), (4636, 47810), (4781, 46360), (5320, 41663), (5464, 40565), (5795, 38248), (6830, 32452), (8113, 27320), (8540, 25954), (9272, 23905), (9562, 23180), (11590, 19124), (12977, 17080), (13660, 16226)]