851406897460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{541}}^1\times {\mathrm{31139}}^1$

素因数の和:31734

約数の個数: 144

約数和(自身を含む): 2160638686080

約数和(自身を除く): 1309231788620

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 541, 665, 722, 1082, 1330, 1444, 1805, 2164, 2527, 2660, 2705, 3610, 3787, 5054, 5410, 7220, 7574, 10108, 10279, 10820, 12635, 15148, 18935, 20558, 25270, 31139, 37870, 41116, 50540, 51395, 62278, 71953, 75740, 102790, 124556, 143906, 155695, 195301, 205580, 217973, 287812, 311390, 359765, 390602, 435946, 591641, 622780, 719530, 781204, 871892, 976505, 1089865, 1183282, 1367107, 1439060, 1953010, 2179730, 2366564, 2734214, 2958205, 3906020, 4141487, 4359460, 5468428, 5916410, 6835535, 8282974, 11241179, 11832820, 13671070, 16565948, 16846199, 20707435, 22482358, 27342140, 33692398, 41414870, 44964716, 56205895, 67384796, 78688253, 82829740, 84230995, 112411790, 117923393, 157376506, 168461990, 224823580, 235846786, 314753012, 320077781, 336923980, 393441265, 471693572, 589616965, 640155562, 786882530, 1179233930, 1280311124, 1573765060, 1600388905, 2240544467, 2358467860, 3200777810, 4481088934, 6081477839, 6401555620, 8962177868, 11202722335, 12162955678, 22405444670, 24325911356, 30407389195, 42570344873, 44810889340, 60814778390, 85140689746, 121629556780, 170281379492, 212851724365, 425703448730, 851406897460]

約数ペア:

[(1, 851406897460), (2, 425703448730), (4, 212851724365), (5, 170281379492), (7, 121629556780), (10, 85140689746), (14, 60814778390), (19, 44810889340), (20, 42570344873), (28, 30407389195), (35, 24325911356), (38, 22405444670), (70, 12162955678), (76, 11202722335), (95, 8962177868), (133, 6401555620), (140, 6081477839), (190, 4481088934), (266, 3200777810), (361, 2358467860), (380, 2240544467), (532, 1600388905), (541, 1573765060), (665, 1280311124), (722, 1179233930), (1082, 786882530), (1330, 640155562), (1444, 589616965), (1805, 471693572), (2164, 393441265), (2527, 336923980), (2660, 320077781), (2705, 314753012), (3610, 235846786), (3787, 224823580), (5054, 168461990), (5410, 157376506), (7220, 117923393), (7574, 112411790), (10108, 84230995), (10279, 82829740), (10820, 78688253), (12635, 67384796), (15148, 56205895), (18935, 44964716), (20558, 41414870), (25270, 33692398), (31139, 27342140), (37870, 22482358), (41116, 20707435), (50540, 16846199), (51395, 16565948), (62278, 13671070), (71953, 11832820), (75740, 11241179), (102790, 8282974), (124556, 6835535), (143906, 5916410), (155695, 5468428), (195301, 4359460), (205580, 4141487), (217973, 3906020), (287812, 2958205), (311390, 2734214), (359765, 2366564), (390602, 2179730), (435946, 1953010), (591641, 1439060), (622780, 1367107), (719530, 1183282), (781204, 1089865), (871892, 976505)]