248744580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 288

約数和(自身を含む): 878693760

約数和(自身を除く): 629949180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 61, 70, 73, 76, 84, 95, 98, 105, 114, 122, 133, 140, 146, 147, 183, 190, 196, 210, 219, 228, 244, 245, 266, 285, 292, 294, 305, 365, 366, 380, 399, 420, 427, 438, 490, 511, 532, 570, 588, 610, 665, 730, 732, 735, 798, 854, 876, 915, 931, 980, 1022, 1095, 1140, 1159, 1220, 1281, 1330, 1387, 1460, 1470, 1533, 1596, 1708, 1830, 1862, 1995, 2044, 2135, 2190, 2318, 2555, 2562, 2660, 2774, 2793, 2940, 2989, 3066, 3477, 3577, 3660, 3724, 3990, 4161, 4270, 4380, 4453, 4636, 4655, 5110, 5124, 5548, 5586, 5795, 5978, 6132, 6405, 6935, 6954, 7154, 7665, 7980, 8113, 8322, 8540, 8906, 8967, 9310, 9709, 10220, 10731, 11172, 11590, 11956, 12810, 13359, 13870, 13908, 13965, 14308, 14945, 15330, 16226, 16644, 17385, 17812, 17885, 17934, 18620, 19418, 20805, 21462, 22265, 23180, 24339, 25620, 26718, 27740, 27930, 29127, 29890, 30660, 31171, 32452, 34770, 35770, 35868, 38836, 40565, 41610, 42924, 44530, 44835, 48545, 48678, 53436, 53655, 55860, 56791, 58254, 59780, 62342, 66795, 67963, 69540, 71540, 81130, 83220, 84607, 89060, 89670, 93513, 97090, 97356, 107310, 113582, 116508, 121695, 124684, 133590, 135926, 145635, 155855, 162260, 169214, 170373, 179340, 187026, 194180, 203889, 214620, 218197, 227164, 243390, 253821, 267180, 271852, 283955, 291270, 311710, 338428, 339815, 340746, 374052, 407778, 423035, 436394, 467565, 486780, 507642, 567910, 582540, 592249, 623420, 654591, 679630, 681492, 815556, 846070, 851865, 872788, 935130, 1015284, 1019445, 1090985, 1135820, 1184498, 1269105, 1309182, 1359260, 1692140, 1703730, 1776747, 1870260, 2038890, 2181970, 2368996, 2538210, 2618364, 2961245, 3272955, 3407460, 3553494, 4077780, 4145743, 4363940, 5076420, 5922490, 6545910, 7106988, 8291486, 8883735, 11844980, 12437229, 13091820, 16582972, 17767470, 20728715, 24874458, 35534940, 41457430, 49748916, 62186145, 82914860, 124372290, 248744580]

約数ペア:

[(1, 248744580), (2, 124372290), (3, 82914860), (4, 62186145), (5, 49748916), (6, 41457430), (7, 35534940), (10, 24874458), (12, 20728715), (14, 17767470), (15, 16582972), (19, 13091820), (20, 12437229), (21, 11844980), (28, 8883735), (30, 8291486), (35, 7106988), (38, 6545910), (42, 5922490), (49, 5076420), (57, 4363940), (60, 4145743), (61, 4077780), (70, 3553494), (73, 3407460), (76, 3272955), (84, 2961245), (95, 2618364), (98, 2538210), (105, 2368996), (114, 2181970), (122, 2038890), (133, 1870260), (140, 1776747), (146, 1703730), (147, 1692140), (183, 1359260), (190, 1309182), (196, 1269105), (210, 1184498), (219, 1135820), (228, 1090985), (244, 1019445), (245, 1015284), (266, 935130), (285, 872788), (292, 851865), (294, 846070), (305, 815556), (365, 681492), (366, 679630), (380, 654591), (399, 623420), (420, 592249), (427, 582540), (438, 567910), (490, 507642), (511, 486780), (532, 467565), (570, 436394), (588, 423035), (610, 407778), (665, 374052), (730, 340746), (732, 339815), (735, 338428), (798, 311710), (854, 291270), (876, 283955), (915, 271852), (931, 267180), (980, 253821), (1022, 243390), (1095, 227164), (1140, 218197), (1159, 214620), (1220, 203889), (1281, 194180), (1330, 187026), (1387, 179340), (1460, 170373), (1470, 169214), (1533, 162260), (1596, 155855), (1708, 145635), (1830, 135926), (1862, 133590), (1995, 124684), (2044, 121695), (2135, 116508), (2190, 113582), (2318, 107310), (2555, 97356), (2562, 97090), (2660, 93513), (2774, 89670), (2793, 89060), (2940, 84607), (2989, 83220), (3066, 81130), (3477, 71540), (3577, 69540), (3660, 67963), (3724, 66795), (3990, 62342), (4161, 59780), (4270, 58254), (4380, 56791), (4453, 55860), (4636, 53655), (4655, 53436), (5110, 48678), (5124, 48545), (5548, 44835), (5586, 44530), (5795, 42924), (5978, 41610), (6132, 40565), (6405, 38836), (6935, 35868), (6954, 35770), (7154, 34770), (7665, 32452), (7980, 31171), (8113, 30660), (8322, 29890), (8540, 29127), (8906, 27930), (8967, 27740), (9310, 26718), (9709, 25620), (10220, 24339), (10731, 23180), (11172, 22265), (11590, 21462), (11956, 20805), (12810, 19418), (13359, 18620), (13870, 17934), (13908, 17885), (13965, 17812), (14308, 17385), (14945, 16644), (15330, 16226)]