30771450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 89949600

約数和(自身を除く): 59178150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 59, 61, 75, 90, 95, 114, 118, 122, 150, 171, 177, 183, 190, 225, 285, 295, 305, 342, 354, 366, 450, 475, 531, 549, 570, 590, 610, 855, 885, 915, 950, 1062, 1098, 1121, 1159, 1425, 1475, 1525, 1710, 1770, 1830, 2242, 2318, 2655, 2745, 2850, 2950, 3050, 3363, 3477, 3599, 4275, 4425, 4575, 5310, 5490, 5605, 5795, 6726, 6954, 7198, 8550, 8850, 9150, 10089, 10431, 10797, 11210, 11590, 13275, 13725, 16815, 17385, 17995, 20178, 20862, 21594, 26550, 27450, 28025, 28975, 32391, 33630, 34770, 35990, 50445, 52155, 53985, 56050, 57950, 64782, 68381, 84075, 86925, 89975, 100890, 104310, 107970, 136762, 161955, 168150, 173850, 179950, 205143, 252225, 260775, 269925, 323910, 341905, 410286, 504450, 521550, 539850, 615429, 683810, 809775, 1025715, 1230858, 1619550, 1709525, 2051430, 3077145, 3419050, 5128575, 6154290, 10257150, 15385725, 30771450]

約数ペア:

[(1, 30771450), (2, 15385725), (3, 10257150), (5, 6154290), (6, 5128575), (9, 3419050), (10, 3077145), (15, 2051430), (18, 1709525), (19, 1619550), (25, 1230858), (30, 1025715), (38, 809775), (45, 683810), (50, 615429), (57, 539850), (59, 521550), (61, 504450), (75, 410286), (90, 341905), (95, 323910), (114, 269925), (118, 260775), (122, 252225), (150, 205143), (171, 179950), (177, 173850), (183, 168150), (190, 161955), (225, 136762), (285, 107970), (295, 104310), (305, 100890), (342, 89975), (354, 86925), (366, 84075), (450, 68381), (475, 64782), (531, 57950), (549, 56050), (570, 53985), (590, 52155), (610, 50445), (855, 35990), (885, 34770), (915, 33630), (950, 32391), (1062, 28975), (1098, 28025), (1121, 27450), (1159, 26550), (1425, 21594), (1475, 20862), (1525, 20178), (1710, 17995), (1770, 17385), (1830, 16815), (2242, 13725), (2318, 13275), (2655, 11590), (2745, 11210), (2850, 10797), (2950, 10431), (3050, 10089), (3363, 9150), (3477, 8850), (3599, 8550), (4275, 7198), (4425, 6954), (4575, 6726), (5310, 5795), (5490, 5605)]