15690218460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{40739}}^1$

素因数の和:40896

約数の個数: 144

約数和(自身を含む): 51496663680

約数和(自身を除く): 35806445220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 131, 140, 147, 196, 210, 245, 262, 294, 393, 420, 490, 524, 588, 655, 735, 786, 917, 980, 1310, 1470, 1572, 1834, 1965, 2620, 2751, 2940, 3668, 3930, 4585, 5502, 6419, 7860, 9170, 11004, 12838, 13755, 18340, 19257, 25676, 27510, 32095, 38514, 40739, 55020, 64190, 77028, 81478, 96285, 122217, 128380, 162956, 192570, 203695, 244434, 285173, 385140, 407390, 488868, 570346, 611085, 814780, 855519, 1140692, 1222170, 1425865, 1711038, 1996211, 2444340, 2851730, 3422076, 3992422, 4277595, 5336809, 5703460, 5988633, 7984844, 8555190, 9981055, 10673618, 11977266, 16010427, 17110380, 19962110, 21347236, 23954532, 26684045, 29943165, 32020854, 37357663, 39924220, 53368090, 59886330, 64041708, 74715326, 80052135, 106736180, 112072989, 119772660, 149430652, 160104270, 186788315, 224145978, 261503641, 320208540, 373576630, 448291956, 523007282, 560364945, 747153260, 784510923, 1046014564, 1120729890, 1307518205, 1569021846, 2241459780, 2615036410, 3138043692, 3922554615, 5230072820, 7845109230, 15690218460]

約数ペア:

[(1, 15690218460), (2, 7845109230), (3, 5230072820), (4, 3922554615), (5, 3138043692), (6, 2615036410), (7, 2241459780), (10, 1569021846), (12, 1307518205), (14, 1120729890), (15, 1046014564), (20, 784510923), (21, 747153260), (28, 560364945), (30, 523007282), (35, 448291956), (42, 373576630), (49, 320208540), (60, 261503641), (70, 224145978), (84, 186788315), (98, 160104270), (105, 149430652), (131, 119772660), (140, 112072989), (147, 106736180), (196, 80052135), (210, 74715326), (245, 64041708), (262, 59886330), (294, 53368090), (393, 39924220), (420, 37357663), (490, 32020854), (524, 29943165), (588, 26684045), (655, 23954532), (735, 21347236), (786, 19962110), (917, 17110380), (980, 16010427), (1310, 11977266), (1470, 10673618), (1572, 9981055), (1834, 8555190), (1965, 7984844), (2620, 5988633), (2751, 5703460), (2940, 5336809), (3668, 4277595), (3930, 3992422), (4585, 3422076), (5502, 2851730), (6419, 2444340), (7860, 1996211), (9170, 1711038), (11004, 1425865), (12838, 1222170), (13755, 1140692), (18340, 855519), (19257, 814780), (25676, 611085), (27510, 570346), (32095, 488868), (38514, 407390), (40739, 385140), (55020, 285173), (64190, 244434), (77028, 203695), (81478, 192570), (96285, 162956), (122217, 128380)]