289894020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:706

約数の個数: 192

約数和(自身を含む): 951336960

約数和(自身を除く): 661442940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 31, 38, 39, 52, 57, 60, 62, 65, 76, 78, 93, 95, 114, 124, 130, 155, 156, 186, 190, 195, 228, 247, 260, 285, 310, 372, 380, 390, 403, 465, 494, 570, 589, 620, 631, 741, 780, 806, 930, 988, 1140, 1178, 1209, 1235, 1262, 1482, 1612, 1767, 1860, 1893, 2015, 2356, 2418, 2470, 2524, 2945, 2964, 3155, 3534, 3705, 3786, 4030, 4836, 4940, 5890, 6045, 6310, 7068, 7410, 7572, 7657, 8060, 8203, 8835, 9465, 11780, 11989, 12090, 12620, 14820, 15314, 16406, 17670, 18930, 19561, 22971, 23978, 24180, 24609, 30628, 32812, 35340, 35967, 37860, 38285, 39122, 41015, 45942, 47956, 49218, 58683, 59945, 71934, 76570, 78244, 82030, 91884, 97805, 98436, 114855, 117366, 119890, 123045, 143868, 153140, 155857, 164060, 179835, 195610, 229710, 234732, 239780, 246090, 254293, 293415, 311714, 359670, 371659, 391220, 459420, 467571, 492180, 508586, 586830, 623428, 719340, 743318, 762879, 779285, 935142, 1017172, 1114977, 1173660, 1271465, 1486636, 1525758, 1558570, 1858295, 1870284, 2229954, 2337855, 2542930, 3051516, 3117140, 3716590, 3814395, 4459908, 4675710, 4831567, 5085860, 5574885, 7433180, 7628790, 9351420, 9663134, 11149770, 14494701, 15257580, 19326268, 22299540, 24157835, 28989402, 48315670, 57978804, 72473505, 96631340, 144947010, 289894020]

約数ペア:

[(1, 289894020), (2, 144947010), (3, 96631340), (4, 72473505), (5, 57978804), (6, 48315670), (10, 28989402), (12, 24157835), (13, 22299540), (15, 19326268), (19, 15257580), (20, 14494701), (26, 11149770), (30, 9663134), (31, 9351420), (38, 7628790), (39, 7433180), (52, 5574885), (57, 5085860), (60, 4831567), (62, 4675710), (65, 4459908), (76, 3814395), (78, 3716590), (93, 3117140), (95, 3051516), (114, 2542930), (124, 2337855), (130, 2229954), (155, 1870284), (156, 1858295), (186, 1558570), (190, 1525758), (195, 1486636), (228, 1271465), (247, 1173660), (260, 1114977), (285, 1017172), (310, 935142), (372, 779285), (380, 762879), (390, 743318), (403, 719340), (465, 623428), (494, 586830), (570, 508586), (589, 492180), (620, 467571), (631, 459420), (741, 391220), (780, 371659), (806, 359670), (930, 311714), (988, 293415), (1140, 254293), (1178, 246090), (1209, 239780), (1235, 234732), (1262, 229710), (1482, 195610), (1612, 179835), (1767, 164060), (1860, 155857), (1893, 153140), (2015, 143868), (2356, 123045), (2418, 119890), (2470, 117366), (2524, 114855), (2945, 98436), (2964, 97805), (3155, 91884), (3534, 82030), (3705, 78244), (3786, 76570), (4030, 71934), (4836, 59945), (4940, 58683), (5890, 49218), (6045, 47956), (6310, 45942), (7068, 41015), (7410, 39122), (7572, 38285), (7657, 37860), (8060, 35967), (8203, 35340), (8835, 32812), (9465, 30628), (11780, 24609), (11989, 24180), (12090, 23978), (12620, 22971), (14820, 19561), (15314, 18930), (16406, 17670)]