251135730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 746029440

約数和(自身を除く): 494893710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 30, 34, 38, 45, 51, 53, 57, 85, 90, 95, 102, 106, 114, 153, 159, 163, 170, 171, 190, 255, 265, 285, 306, 318, 323, 326, 342, 477, 489, 510, 530, 570, 646, 765, 795, 815, 855, 901, 954, 969, 978, 1007, 1467, 1530, 1590, 1615, 1630, 1710, 1802, 1938, 2014, 2385, 2445, 2703, 2771, 2907, 2934, 3021, 3097, 3230, 4505, 4770, 4845, 4890, 5035, 5406, 5542, 5814, 6042, 6194, 7335, 8109, 8313, 8639, 9010, 9063, 9291, 9690, 10070, 13515, 13855, 14535, 14670, 15105, 15485, 16218, 16626, 17119, 17278, 18126, 18582, 24939, 25917, 27030, 27710, 27873, 29070, 30210, 30970, 34238, 40545, 41565, 43195, 45315, 46455, 49878, 51357, 51834, 52649, 55746, 77751, 81090, 83130, 85595, 86390, 90630, 92910, 102714, 105298, 124695, 129585, 139365, 146863, 154071, 155502, 157947, 164141, 171190, 249390, 256785, 259170, 263245, 278730, 293726, 308142, 315894, 328282, 388755, 440589, 473841, 492423, 513570, 526490, 734315, 770355, 777510, 789735, 820705, 881178, 947682, 984846, 1321767, 1468630, 1477269, 1540710, 1579470, 1641410, 2202945, 2369205, 2462115, 2643534, 2790397, 2954538, 4405890, 4738410, 4924230, 5580794, 6608835, 7386345, 8371191, 13217670, 13951985, 14772690, 16742382, 25113573, 27903970, 41855955, 50227146, 83711910, 125567865, 251135730]

約数ペア:

[(1, 251135730), (2, 125567865), (3, 83711910), (5, 50227146), (6, 41855955), (9, 27903970), (10, 25113573), (15, 16742382), (17, 14772690), (18, 13951985), (19, 13217670), (30, 8371191), (34, 7386345), (38, 6608835), (45, 5580794), (51, 4924230), (53, 4738410), (57, 4405890), (85, 2954538), (90, 2790397), (95, 2643534), (102, 2462115), (106, 2369205), (114, 2202945), (153, 1641410), (159, 1579470), (163, 1540710), (170, 1477269), (171, 1468630), (190, 1321767), (255, 984846), (265, 947682), (285, 881178), (306, 820705), (318, 789735), (323, 777510), (326, 770355), (342, 734315), (477, 526490), (489, 513570), (510, 492423), (530, 473841), (570, 440589), (646, 388755), (765, 328282), (795, 315894), (815, 308142), (855, 293726), (901, 278730), (954, 263245), (969, 259170), (978, 256785), (1007, 249390), (1467, 171190), (1530, 164141), (1590, 157947), (1615, 155502), (1630, 154071), (1710, 146863), (1802, 139365), (1938, 129585), (2014, 124695), (2385, 105298), (2445, 102714), (2703, 92910), (2771, 90630), (2907, 86390), (2934, 85595), (3021, 83130), (3097, 81090), (3230, 77751), (4505, 55746), (4770, 52649), (4845, 51834), (4890, 51357), (5035, 49878), (5406, 46455), (5542, 45315), (5814, 43195), (6042, 41565), (6194, 40545), (7335, 34238), (8109, 30970), (8313, 30210), (8639, 29070), (9010, 27873), (9063, 27710), (9291, 27030), (9690, 25917), (10070, 24939), (13515, 18582), (13855, 18126), (14535, 17278), (14670, 17119), (15105, 16626), (15485, 16218)]